InChI=1/C17H14N2O2/c20-13-5-6-14-16(10-21-17(14)8-13)19-12-7-11-3-1-2-4-15(11)18-9-12/h1-9,16,19-20H,10H2/t16-/m0/s1 4BA024EF1DD1D51E